Seres Therapeutics Inc. (MCRB)
NASDAQ: MCRB
· Real-Time Price · USD
20.59
-0.45 (-2.14%)
At close: Oct 03, 2025, 3:59 PM
20.59
0.00%
After-hours: Oct 03, 2025, 06:36 PM EDT
13F Institute Ownership
Total Institutes of 35 in Seres Therapeutics reduced their positions with a decrease of 30 investors compared to the previous quarter. A reduction of 59.09M shares, as total invested capital declined by $17.66M with ownership percentage dropping from 35.26% to 26.04%.
Options Activity
Institutions are holding more Calls Contracts as Puts Contracts, indicating a bullish sentiment.
Put/Call 0.175
0.17
Call Flow 98,900
85%
Put Flow 17,300
15%
Top Shareholders
| Institute | Ownership | Shares | Shares % Change | Market Value | Portfolio | Filing Date |
|---|---|---|---|---|---|---|
| Flagship Pioneering Inc. | 13.22% | 1.16M | +100.00% | 12.84M | 4.78% | Aug 14, 2025 |
| Vanguard Group Inc | 3.34% | 292.1K | +100.00% | 3.25M | < 0.01% | Aug 11, 2025 |
| FMR LLC | 3.07% | 268.7K | +100.00% | 2.99M | < 0.01% | Aug 14, 2025 |
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